Home / 6,481.10-9,731.37-3,710.90

Finding the Fourth Proportional to 6,481.10, 9,731.37 and 3,710.90

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Solution

The fourth proportional to 6,481.10, 9,731.37 and 3,710.90 is: 5,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.10 : 9,731.37 = 3,710.90 : x
  2. Step 2: Convert to fraction form
    6,481.10/9,731.37 = 3,710.90/x
  3. Step 3: Cross multiply
    6,481.10x = 9,731.37 × 3,710.90
  4. Step 4: Simplify right side
    6,481.10x = 36,112,092.28
  5. Step 5: Solve for x
    x = 36,112,092.28/6,481.10
  6. Step 6: Final answer
    x = 5,571.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.